-78.21% is the change from 693 to 151
Calculation steps:
[( 151 - 693 ) ÷ 693] x 100 = -78.21%
Formula
Percentage change = [(151 - 693) / 693] x 100
Subtract the new number by the original number
151 - 693 = -542
-542 ÷ 693 = -0.7821067821067821
-0.7821067821067821 x 100 = -78.21%